Remote Code Execution vulnerability in symphony/content/content.blueprintsdatasources.php in Symphony CMS through 2.6.11 allows remote attackers to execute code and get a webshell from the back-end. The attacker must be authenticated and enter PHP code in the datasource editor or event editor.
Severity
CVSS 3.0
8.8 high
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
4.4% chance of exploitation in the next 30 days; higher than 91% of CVEs (scores of 2026-10-31)